1 files changed, 6 insertions, 2 deletions
diff --git a/src/rtp.h b/src/rtp.h
index b7aa8b4..350eddc 100644
--- a/src/rtp.h
+++ b/src/rtp.h
@@ -89,13 +89,17 @@ public:
   void removeCSrc(csrc_t csrc);
   void clearCSrcs();
 
-  void setPayload(const char *payload, size_t size);
+  /**
+   * @return Number of bytes put in payload, or -1 on error.
+   * (data too big to fit inside rtp payload)
+   */
+  int setPayload(const char *payload, size_t size);
   size_t payload(char *payload, size_t maxsize) const;
   size_t payloadSize() const;
   const char *payloadData() const;
 
   size_t packet(char *packet, size_t maxsize) const;
-  void fromPacket(const char *packet, size_t size);
+  int fromPacket(const char *packet, size_t size);
 
   bool isValid();
   void setValid(bool valid);